cast
- Patricia Neal
- Dr. Clemm
- Jean-Pierre Cassel
- Roger Tunnell
- Britt Ekland
- Chris Bentley
- Lynn Carlin
- Mrs. Baxter
- Scott Jacoby
- Roger Baxter
- Sally Thomsett
- Nemo
- George Tovey
- George
- Ronald Leigh-Hunt
- Mr. Fishie
- Paul Maxwell
- Mr. Baxter
- Ian Thompson
- Dr. Walsh
- Paul Eddington
- Mr. Rawling
- Frances Bennett
- Mrs. Newman
crew
- Lionel Jeffries
- Director
- Arthur Lewis
- Producer
- Howard Barnes
- Producer
- Jacques Audiard
- Screenwriter
- Jerome Boivin
- Screenwriter
- Kin Platt
- Book Author
- Reginald Rose
- Screenwriter
- Geoffrey Unsworth
- Cinematographer
- Michael J. Lewis
- Composer (Music Score)
- Teddy Darvas
- Editor
- Anthony Pratt
- Art Director
- Gordon Everett
- Sound/Sound Designer
- John W. Mitchell
- Sound/Sound Designer
- Kip Gowans
- First Assistant Director
